XML 56 R44.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Summary of Significant Accounting Policies - Property, Plant, and Equipment and Long-lived Asset Impairment (Details) - USD ($)
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Property, Plant and Equipment [Line Items]      
Impairment charges recognized $ 0 $ 36,553,000 $ 0
Machinery and equipment | Minimum      
Property, Plant and Equipment [Line Items]      
Property, plant, equipment and seismic rental equipment useful life 3 years    
Machinery and equipment | Maximum      
Property, Plant and Equipment [Line Items]      
Property, plant, equipment and seismic rental equipment useful life 7 years    
Buildings | Minimum      
Property, Plant and Equipment [Line Items]      
Property, plant, equipment and seismic rental equipment useful life 5 years    
Buildings | Maximum      
Property, Plant and Equipment [Line Items]      
Property, plant, equipment and seismic rental equipment useful life 25 years    
Seismic rental equipment | Minimum      
Property, Plant and Equipment [Line Items]      
Property, plant, equipment and seismic rental equipment useful life 3 years    
Seismic rental equipment | Maximum      
Property, Plant and Equipment [Line Items]      
Property, plant, equipment and seismic rental equipment useful life 5 years    
Leased equipment and other | Minimum      
Property, Plant and Equipment [Line Items]      
Property, plant, equipment and seismic rental equipment useful life 3 years    
Leased equipment and other | Maximum      
Property, Plant and Equipment [Line Items]      
Property, plant, equipment and seismic rental equipment useful life 10 years